7K116
b. Rotor Drive Chains -
•
Wi
th drive disengaged:
1. Loosen jam nut and tighten carriage bolt
until slight load is felt against carriage
bolt.
2. Back off 1/2 turn and lock jam nut.
With drive operating at 540 RPM:
1. Loosen jam nut and tighten carriage bolt
until drive becomes noisy, then back off
until noise is reduced.
2. Lock in place with jam nut.
CARRIAGE
BOLT
JAM NUT
JAM NUT
Figure 20
FRONT
of Machine
Page 29
900rev601